# File lib/dbd/sqlite3/database.rb, line 81
    def rollback()
        if @db.transaction_active?
            begin 
                @db.rollback 
                @db.transaction
            rescue Exception => e
                raise DBI::Warning, "Statements were not closed prior to rollback"
            end
        else
            raise DBI::ProgrammingError.new("No active transaction.")
        end
    end